1.

A long sighted person has a distance ofdistinct vision of 1 m. Find the nature and thefocal length of the lens used by him to read abook 25 cm from the eye, using spectacles.(a) convex; 22.3 cm (b) concave; 2.5 cm(c) concave; 33.3 cm (d) convex; 33.3 cm

Answer»

option B is the correct answer

b is the right answer

b is the right answer

option b is the correct answer of the given question

Here option d is correct



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